coverts

英语音标

英语翻译

覆羽

英语例句

Usually there is a distinct contrast between the black primaries and brown coverts, still evident at middle distances. 长尾水剃通常在黑色的初级飞羽与棕色的覆羽之间有著明显的对比，在中距离的时候仍是可见的。

Its tail is long and black with gray uppertail coverts and orange brown undertail coverts. 尾羽修长黑色，尾上覆羽灰色，尾下覆羽橙褐色。